31832040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 101376000

約数和(自身を除く): 69543960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 43, 60, 62, 86, 93, 120, 124, 129, 155, 172, 186, 199, 215, 248, 258, 310, 344, 372, 398, 430, 465, 516, 597, 620, 645, 744, 796, 860, 930, 995, 1032, 1194, 1240, 1290, 1333, 1592, 1720, 1860, 1990, 2388, 2580, 2666, 2985, 3720, 3980, 3999, 4776, 5160, 5332, 5970, 6169, 6665, 7960, 7998, 8557, 10664, 11940, 12338, 13330, 15996, 17114, 18507, 19995, 23880, 24676, 25671, 26660, 30845, 31992, 34228, 37014, 39990, 42785, 49352, 51342, 53320, 61690, 68456, 74028, 79980, 85570, 92535, 102684, 123380, 128355, 148056, 159960, 171140, 185070, 205368, 246760, 256710, 265267, 342280, 370140, 513420, 530534, 740280, 795801, 1026840, 1061068, 1326335, 1591602, 2122136, 2652670, 3183204, 3979005, 5305340, 6366408, 7958010, 10610680, 15916020, 31832040]

約数ペア:

[(1, 31832040), (2, 15916020), (3, 10610680), (4, 7958010), (5, 6366408), (6, 5305340), (8, 3979005), (10, 3183204), (12, 2652670), (15, 2122136), (20, 1591602), (24, 1326335), (30, 1061068), (31, 1026840), (40, 795801), (43, 740280), (60, 530534), (62, 513420), (86, 370140), (93, 342280), (120, 265267), (124, 256710), (129, 246760), (155, 205368), (172, 185070), (186, 171140), (199, 159960), (215, 148056), (248, 128355), (258, 123380), (310, 102684), (344, 92535), (372, 85570), (398, 79980), (430, 74028), (465, 68456), (516, 61690), (597, 53320), (620, 51342), (645, 49352), (744, 42785), (796, 39990), (860, 37014), (930, 34228), (995, 31992), (1032, 30845), (1194, 26660), (1240, 25671), (1290, 24676), (1333, 23880), (1592, 19995), (1720, 18507), (1860, 17114), (1990, 15996), (2388, 13330), (2580, 12338), (2666, 11940), (2985, 10664), (3720, 8557), (3980, 7998), (3999, 7960), (4776, 6665), (5160, 6169), (5332, 5970)]